1. Department of Cardiology, Ospedale “Maggiore della Carità” Eastern Piedmont University Novara Italy
2. Department of Medicine, ASST “Spedali Civili” University of Brescia Brescia Italy
3. Department of Clinical Chemistry, Ospedale “Maggiore della Carità” Eastern Piedmont University Novara Italy
4. Department of Cardiology UMC St Radboud Nijmegen The Netherlands
5. Division of Cardiology Isala Hospital Zwolle The Netherlands
6. AOU Maggiore della Carità Novara Italy